9 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... cold agglutin disease ... #Causes #differential ... #diagnosis #hematology ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Hemolysis - Differential ... Cold AIHA • Alloimmune ... elliptocytosis - RBC ... anemia • ... Algorithm #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Reticulocytosis • Primary ... RA, SLE, PRV, Chronic ... #Normocytic #Anemia ... Algorithm #Causes #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... • Symptoms of anemia ... anemia • Cold ... younger pts) Differential ... #anemia #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia (sometimes ... hemolytic anemia ... hemolytic anemia ... #Morphology #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Agglutination - Cold agglutinins ... elliptocytosis, autoimmune ... #Anemia #Differential ... Algorithm #workup #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index < 2: • Anemia ... : Autoimmune, Microangiopathic ... hemolytic anemia ... Production #Index #hematology ... #anemia #differential
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... iron deficiency, hemolysis ... disorders (e.g. autoimmune ... Post-splenectomy Primary ... Diagnosis #Causes #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... anemia • Pain ... platelets - WBC ... classification #hematology ... #oncology #management